IgE Immunoglobulin Allergen-Specific Test (Serum) - Screen
This blood test measures levels of Immunoglobulin E (IgE), a type of antibody that your body produces in response to allergens like pollen, dust, or certain foods. It helps identify specific triggers for allergic reactions.
["This screening test checks for common allergens that may cause reactions like sneezing, itching, or skin rashes."]
Key facts at a glance
- LOINC
- 15273-6
- Short code
- Weed Allerg Mix3 IgE Ql
- Synonyms
- Weed Allerg Mix3 IgE Ql
- Category
- chemistry
- Sample
- serum
- Container
- Red-top tube (SST)
- Units
- N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 18–65 years
- Method
- multidisk
- Specimen volume
- 5 mL
- Stability
- Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
- Hemolysis max
- 500
- Lipemia max
- 1000
- Icterus max
- 500
- TAT
- 4–24 hours
- Order
- routine
What This Test Measures
The test detects IgE antibodies against a mix of common allergens, including airborne allergens (e.g., grass, tree pollen), food allergens (e.g., peanuts, milk), and insect venom (e.g., bee stings). Results are qualitative, meaning they indicate whether your body has produced IgE antibodies to these allergens, but not the exact amount.
Why It’s Done
Your healthcare provider may recommend this test if you have symptoms like hives, wheezing, or nasal congestion that suggest an allergic reaction. It can help determine whether specific allergens are causing your symptoms and guide treatment plans.
Sample Collection
A small blood sample is drawn from your arm. The blood is processed into serum and sent to a lab for testing. This process usually takes a few minutes and is generally well-tolerated.
What to Expect After Testing
You may experience mild discomfort at the injection site, which can be managed with ice or over-the-counter pain relievers. Follow-up results will be shared with your healthcare provider to discuss next steps, such as allergy testing or treatment options.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
◆Associated findings1
Short name
IgE Allergen Panel (Screen)
Frequently asked questions
This test helps confirm suspected allergies by identifying specific IgE responses. While it doesn’t replace a full allergy evaluation, it can guide further testing (like skin prick tests or patch tests) or inform treatment plans, such as avoiding allergens or using allergy medications.
Results are typically available within 1–3 business days. If your test is positive, it means your body has produced IgE antibodies to the listed allergens, suggesting a possible allergic reaction. However, a positive result doesn’t confirm a diagnosis—your healthcare provider will discuss next steps, such as additional testing or allergy management strategies.
No special preparations are needed. However, inform your healthcare provider about any medications, supplements, or recent illnesses that might affect results.
Sources
- 1
- 2Lab Tests OnlineSource
- 3
Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.
This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy